Staxly

PostHog vs Grafana Cloud

Open source product analytics — all-in-one dev tool
vs. Fully-managed observability — Prometheus + Loki + Tempo + Grafana

PostHog websiteGrafana Cloud website

Pricing tiers

PostHog

Free (generous)
No credit card. Each product has its own free monthly quota. Great for startups + OSS.
Free
Paid (usage-based)
Pay only what you use, after free quotas. Volume discounts at higher tiers. 6 projects, 7-year retention.
$0 base (usage-based)
Self-Hosted (OSS)
MIT-licensed. Run on your own infra via Docker/k8s. Zero vendor lock-in.
$0 base (usage-based)
Enterprise
Custom. SAML SSO, dedicated CSM, custom SLA.
Custom
PostHog website

Grafana Cloud

Free
Always free. 10k metrics series + 50 GB logs/traces/profiles + 3 users + 14-day retention.
Free
Self-Hosted (OSS)
Apache 2.0 / AGPL. Run Grafana + Mimir + Loki + Tempo yourself.
$0 base (usage-based)
Pro
$19/mo platform fee + usage-based overages. 10k metrics series + 50 GB included. 13-month metrics retention.
$19/mo
Enterprise
$25,000/year minimum. Custom retention, premium support, BYOC (Bring Your Own Cloud) option.
$25000/mo
Grafana Cloud website

Free-tier quotas head-to-head

Comparing free on PostHog vs free on Grafana Cloud.

MetricPostHogGrafana Cloud
data warehouse rows1000000 rows/month
error tracking exceptions100000 exceptions/month
feature flags requests1000000 requests/month
llm analytics events100000 events/month
logs gb50 GB/month
product analytics events1000000 events/month
projects1 projects
retention years1 year
session replay recordings5000 recordings/month
surveys responses1500 responses/month
team membersunlimited members

Features

PostHog · 14 features

  • A/B TestingExperiments with significance analysis.
  • Data PipelinesExport events to BigQuery, Snowflake, S3.
  • Data WarehouseQuery external sources (Stripe, Hubspot, S3) alongside events with SQL.
  • Error TrackingSentry-style error tracking in same platform.
  • Feature FlagsRollout flags with targeting, A/B testing, JSON payloads.
  • LLM AnalyticsTracing + cost tracking for OpenAI, Anthropic, Gemini, etc.
  • LogsCentralized log ingest with free 50 GB/month.
  • Product AnalyticsEvents, funnels, trends, retention, paths. SQL insights available.
  • Revenue TrackingIntegration with Stripe for revenue + churn metrics.
  • Self-HostingDocker/Helm. Full feature parity with cloud.
  • Session ReplayWatch user sessions. Privacy controls, masked inputs, JS errors.
  • SQL Query APIRun ClickHouse SQL over your events via API.
  • SurveysIn-app surveys + feedback widgets.
  • WorkflowsTrigger emails/webhooks on events.

Grafana Cloud · 16 features

  • Alloy (OTel agent)Distribution of OpenTelemetry Collector with Grafana additions.
  • Application PlatformInfrastructure + k8s + frontend + cloud provider integrations.
  • Beyla (eBPF auto-instrumentation)Zero-code auto-instrumentation via eBPF for any language.
  • Faro (RUM)Frontend observability — traces, logs, Core Web Vitals.
  • Grafana in Azure Marketplace"Azure Managed Grafana" — Azure-native deployment.
  • Grafana IncidentIncident management with Slack-native flows.
  • Grafana OnCallOn-call scheduling + incident response (powered by Amixr).
  • Grafana SLOService level objective tracking + error budget visualization.
  • Grafana (visualization)Dashboards, variables, alerting, annotations over any datasource.
  • k6 (synthetic + load testing)Load testing + synthetic monitoring. JavaScript-based scripts.
  • Loki (logs)Prometheus-inspired log aggregation with LogQL.
  • Mimir (metrics)Horizontally-scalable Prometheus-compatible TSDB.
  • Pyroscope (profiling)Continuous profiling (CPU, memory, etc.).
  • Self-Host OptionFull OSS stack deployable in your infra.
  • Tempo (traces)High-scale distributed tracing with TraceQL.
  • Unified AlertingGrafana-native alerting across metrics, logs, traces.

Developer interfaces

KindPostHogGrafana Cloud
CLIGrafana Alloy (agent), grafana-cli
SDKposthog-android, posthog-flutter, posthog-go, posthog-ios (Swift), posthog-js, posthog-node, posthog-php, posthog-python, posthog-react-native, posthog-rubyFaro Web SDK (RUM)
RESTPostHog REST APIGrafana HTTP API, Loki Push API
MCPPostHog MCP
OTHERWebhooks + ActionsPrometheus Remote Write, Tempo OTLP
Staxly is an independent catalog of developer platforms. Some links to PostHog and Grafana Cloud may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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